Severe Weather and Heavy Rain from the Ohio Valley to the Mid-Atlantic; Heat Persists in the South-Central U.S.

Widespread strong thunderstorms with damaging winds and locally heavy rain are expected across portions of the Ohio Valley into southern Mid-Atlantic and Carolinas. Rounds of strong thunderstorms are expected to develop across the northern and central Plains. Sweltering heat remains most persistent across the South-Central Plains and Lower/Middle Mississippi Valley through next week. Read More >

Current conditions at

Los Alamos Airport (KLAM)

Lat: 35.88°NLon: 106.27°WElev: 7171ft.

Fair

77°F

25°C

Humidity 37%
Wind Speed E 6 mph
Barometer 30.30 in
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 5 Sep 11:55 am MDT
Extended Forecast for

Los Alamos Airport NM

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms.  Partly sunny, with a high near 82. Southwest wind around 5 mph becoming north.

    High: 82 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 62. West wind around 5 mph.

    Low: 62 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between 9pm and midnight, then a slight chance of showers after midnight.  Mostly cloudy, with a low around 62. Southwest wind 5 to 10 mph.  Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Labor Day

    Labor Day: A 50 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82. South wind 5 to 10 mph.

    High: 82 °F

    Sunny then
    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight.  Mostly cloudy, with a low around 62. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 83.

    High: 83 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 63.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 82. Southwest wind around 5 mph becoming north.
Tonight
Mostly cloudy, with a low around 62. West wind around 5 mph.
Sunday
Mostly sunny, with a high near 85. Light and variable wind becoming southwest 5 to 10 mph in the afternoon.
Sunday Night
A slight chance of showers and thunderstorms between 9pm and midnight, then a slight chance of showers after midnight. Mostly cloudy, with a low around 62. Southwest wind 5 to 10 mph. Chance of precipitation is 20%.
Labor Day
A 50 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. South wind 5 to 10 mph.
Monday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Mostly cloudy, with a low around 62. Chance of precipitation is 20%.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Tuesday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 63.
Wednesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 83.
Wednesday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Thursday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Los Alamos Airport NM
 35.88°N 106.27°W (Elev. 6998 ft)
2:15 pm MDT Sep 5, 2026
2pm MDT Sep 5, 2026-6pm MDT Sep 11, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database